Valve



FIG. 1 is a perspective view of a valve in accordance with the new design;

FIG. 2 is a top elevation view thereof;

FIG. 3 is a bottom elevation view thereof;

FIG. 4 is a front elevation view thereof

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a side elevation view thereof; and,

FIG. 7 is an alternate side elevation view thereof, showing the side opposing that shown in FIG. 6.

The broken lines shown in the drawings are only provided to illustrate the environment of the design, and form no part of the claimed design. 

CLAIM The ornamental design for a valve, as shown and described. 